TY  - RPRT
TI  - Multiple entry points and advances standing: implications for enrollment and teaching levels.
AU  - R Magraw
PY  - 1969
DO  - 10.1097/00001888-196904000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/5777844/
ID  - 5777844
ER  -